Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung thi gan slippers" » "dung tai gan slippers", "dung tri gan slippers", "dung chi gan slippers", "dung thi ngan slippers", "dung thi lan slippers", "dung thi van slippers", "dung thi gan slippery", "dung thi gan grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung thi gan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung thi gan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung thi gan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung thi gan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.